21133681380

Names of 21133681380

• Cardinal: 21133681380 can be written as Twenty-one billion, one hundred thirty-three million, six hundred eighty-one thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.113368138 × 10¹⁰

Factors of 21133681380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 494

Divisors of 21133681380

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 27 28 30 35 36 38 42 45 49 54 57 60 63 70 76 84 90 95 98 105 108 114 126 127 133 135 140 147 171 180 189 190 196 210 228 245 252 254 266 270 285 294 315 331 342 378 380 381 399 420 441 490 508 513 532 540 570 588 630 635 662 665 684 735 756 762 798 855 882 889 931 945 980 993 1026 1140 1143 1197 1260 1270 1323 1324 1330 1470 1524 1596 1655 1710 1764 1778 1862 1890 1905 1986 1995 2052 2205 2286 2317 2394 2413 2540 2565 2646 2660 2667 2793 2940 2979 3310 3420 3429 3556 3591 3724 3780 3810 3972 3990 4410 4445 4572 4634 4655 4788 4826 4965 5130 5292 5334 5586 5715 5958 5985 6223 6289 6615 6620 6858 6951 7182 7239 7620 7980 8001 8379 8820 8890 8937 9268 9310 9652 9930 10260 10668 11172 11430 11585 11916 11970 12065 12446 12578 13230 13335 13716 13902 13965 14364 14478 14895 16002 16219 16758 16891 17145 17780 17874 17955 18620 18669 18867 19860 20853 21717 22860 23170 23940 24003 24130 24892 25137 25156 26460 26670 27804 27930 28956 29790 31115 31445 32004 32438 33516 33782 34290 34755 35748 35910 36195 37338 37734 40005 41706 41895 42037 43434 44023 44685 46340 48006 48260 48657 50274 50673 53340 55860 56007 56601 59580 62230 62559 62890 64876 65151 67564 68580 69510 71820 72390 74676 75468 80010 81095 83412 83790 84074 84455 86868 88046 89370 93345 94335 96012 97314 100548 101346 104265 108585 112014 113202 118237 120015 124460 125118 125685 125780 126111 130302 132069 139020 144780 145971 152019 160020 162190 167580 168021 168148 168910 169803 176092 178740 186690 188670 194628 202692 208530 210185 217170 220115 224028 226404 236474 240030 243285 250236 251370 252222 253365 260604 264138 280035 283005 291942 294259 304038 308161 312795 324380 325755 336042 337820 339606 354711 373380 377340 378333 396207 417060 420370 434340 437913 440230 456057 472948 480060 486570 502740 504444 506730 528276 560070 566010 583884 588518 591185 608076 616322 625590 630555 651510 660345 672084 679212 709422 729855 756666 760095 792414 798703 840105 840740 849015 875826 880460 882777 912114 924483 973140 1013460 1064133 1120140 1132020 1134999 1177036 1182370 1188621 1232644 1251180 1261110 1303020 1320690 1418844 1459710 1471295 1513332 1520190 1540805 1584828 1597406 1680210 1698030 1751652 1765554 1773555 1824228 1848966 1891665 1981035 2059813 2128266 2189565 2269998 2280285 2364740 2377242 2396109 2522220 2641380 2648331 2773449 2919420 2942590 3040380 3081610 3192399 3194812 3360420 3396060 3531108 3547110 3697932 3783330 3962070 3993515 4119626 4256532 4379130 4413885 4539996 4560570 4622415 4754484 4792218 5296662 5320665 5546898 5590921 5674995 5885180 5943105 6163220 6179439 6384798 7094220 7188327 7566660 7924140 7944993 7987030 8239252 8320347 8758260 8827770 9121140 9244830 9584436 10299065 10593324 10641330 11093796 11181842 11349990 11886210 11980545 12358878 12769596 13241655 13867245 14376654 15889986 15961995 15974060 16640694 16772763 17655540 18489660 18538317 20598130 21282660 21564981 22363684 22699980 23772420 23961090 24717756 26483310 27734490 27954605 28753308 30897195 31779972 31923990 33281388 33545526 35941635 37076634 39136447 39724965 41196260 41601735 43129962 47922180 50318289 52966620 55468980 55614951 55909210 61794390 63847980 67091052 71883270 74153268 78272894 79449930 83203470 83863815 86259924 92691585 100636578 107824905 111229902 111818420 117409341 123588780 143766540 150954867 156545788 158899860 166406940 167727630 185383170 195682235 201273156 215649810 222459804 234818682 251591445 278074755 301909734 335455260 352228023 370766340 391364470 431299620 469637364 503182890 556149510 587046705 603819468 704456046 754774335 782728940 1006365780 1056684069 1112299020 1174093410 1408912092 1509548670 1761140115 2113368138 2348186820 3019097340 3522280230 4226736276 5283420345 7044560460 10566840690 21133681380
• Sum of all divisors σ(n): 81388339200
• Sum of proper divisors (its aliquot sum) s(n): 60254657820
• 21133681380 is an abundant number, because the sum of its proper divisors (60254657820) is greater than itself. Its abundance is 39120976440

Bases of 21133681380

• Binary: 10011101011101010100110001011100100₂
• Hexadecimal: 0x4EBAA62E4
• Base-36: 9PIG4X0

Squares and roots of 21133681380

• 21133681380 squared (21133681380²) is 446632488671358704400
• 21133681380 cubed (21133681380³) is 9438988709536954390479204072000
• The square root of 21133681380 is 145374.2803249599
• The cube root of 21133681380 is 2764.7660326517

Scales and comparisons

• 21,133,681,380 seconds is equal to 671 years, 51 weeks, 1 day, 19 hours, 3 minutes.
• To count from 1 to 21,133,681,380 would take you about one thousand, three hundred forty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21133681380 cubic inches would be around 230.4 feet tall.

Recreational maths with 21133681380

• 21133681380 backwards is 08318633112
• 21133681380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21133681380's digits is 36
• More coming soon!